DRIVING THRU TOWN 25MPH OR LESS TURNING ONE CORNER FINE THEN ANOTHER CORNER THE OPPOSITE DIRECTION AND ONLY STEERING WHEEL TURNED.MY TRUCK WENT STRAIGHT INTO THE ROCK WALL DAMAGED HOOD FENDER,BUMPER,HEADLIGHT BEZEL AND LIGHTS DRIVER WHEEL, AND WHEN DIAGNOSED THE ORIGINAL PROBLEM IT WAS THE STEERING GEARBOX FAILURE